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importantSYS.SOURCE: TechCrunch2026-08-13T21:13:24Z

Writer Launches Palmyra X6 AI Model and Enhanced Harness to Reduce Token Expenses

Writer unveiled Palmyra X6, a new AI model built on Z.ai's GLM-5.2, paired with an upgraded agentic harness to cut token costs by up to 50% for basic tasks. The company emphasizes harness optimization as a key strategy, challenging major AI labs' cost structures and addressing enterprise demands for cost efficiency.

Built as a post-training variation on Z.ai's open source model GLM-5.2, Writer says the new system should provide deployment-ready capabilities at a much lower price.

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